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145043332 = 22724991483
BaseRepresentation
bin10001010010100…
…10111110000100
3101002220222001021
420221102332010
5244112341312
622220440524
73410563600
oct1051227604
9332828037
10145043332
1174967225
12406a9144
1324084a75
1415398500
15cb00c07
hex8a52f84

145043332 has 36 divisors (see below), whose sum is σ = 296058000. Its totient is φ = 61995024.

The previous prime is 145043329. The next prime is 145043369. The reversal of 145043332 is 233340541.

It is a junction number, because it is equal to n+sod(n) for n = 145043297 and 145043306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97063 + ... + 98545.

Almost surely, 2145043332 is an apocalyptic number.

It is an amenable number.

145043332 is an abundant number, since it is smaller than the sum of its proper divisors (151014668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145043332 is a wasteful number, since it uses less digits than its factorization.

145043332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 145043332 is about 12043.3937077553. The cubic root of 145043332 is about 525.4111150186.

Adding to 145043332 its reverse (233340541), we get a palindrome (378383873).

The spelling of 145043332 in words is "one hundred forty-five million, forty-three thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 49 98 196 499 998 1483 1996 2966 3493 5932 6986 10381 13972 20762 24451 41524 48902 72667 97804 145334 290668 740017 1480034 2960068 5180119 10360238 20720476 36260833 72521666 145043332